FIELD: engines and pumps.
SUBSTANCE: proposed pump assembly comprises pump 1 with motor 2, water suction pipe 7 and discharge pipe 12, and suction tube 6 with extra suction branch pipe 4 and check valve said extra suction branch pipe 4. This pump is equipped with air tube 5 and branch pipe 10 with valve 15 to feed water into the pump. Top end of tube 5 is bent from top to bottom and covered by water source top level while bottom end is located level with said extra suction branch pipe 4.
EFFECT: possibility to use commercial downhole pumps in low-yield water sources.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF STARTING ELECTRICALLY DRIVEN PUMPS AND DEVICE TO THIS END | 2007 |
|
RU2351803C1 |
| WIND PNEUMATIC WATER-LIFTING PLANT FOR LOW-YIELD SHAFT WELL | 1990 |
|
RU2030647C1 |
| VACUUM-WELL | 0 |
|
SU1798437A1 |
| WATER-RAISING UNIT | 2012 |
|
RU2503775C2 |
| DEVICE FOR EMERGENCY PROTECTION OF SUBMERSIBLE PUMP | 1991 |
|
RU2022178C1 |
| DOWNHOLE SELF-CLEANING PUMP ASSEMBLY UNIT | 2011 |
|
RU2463441C1 |
| APPARATUS FOR PROTECTING SUBMERSIBLE PUMP AGAINST DRY STROKE | 1991 |
|
RU2020280C1 |
| 0 |
|
SU1783175A1 | |
| APPARATUS FOR FEEDING WATER FROM WATER INTAKE WELLS | 0 |
|
SU1043274A1 |
| PUMP UNIT FOR CLOSED DRAINAGE | 0 |
|
SU1386746A1 |
